Home / 35,385.06-48,901.44-29,001.60

Finding the Fourth Proportional to 35,385.06, 48,901.44 and 29,001.60

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Solution

The fourth proportional to 35,385.06, 48,901.44 and 29,001.60 is: 40,079.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,385.06 : 48,901.44 = 29,001.60 : x
  2. Step 2: Convert to fraction form
    35,385.06/48,901.44 = 29,001.60/x
  3. Step 3: Cross multiply
    35,385.06x = 48,901.44 × 29,001.60
  4. Step 4: Simplify right side
    35,385.06x = 1,418,220,002.30
  5. Step 5: Solve for x
    x = 1,418,220,002.30/35,385.06
  6. Step 6: Final answer
    x = 40,079.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.